Belief Power by Orison Swett Marden, published by Chongqing Publishing House, starts from material poverty, spiritual weakness, physical frailty, and timid thinking in life. It analyzes these aspects one by one, showing that belief power can play a miraculous role when people face many unavoidable difficulties. This effect can be positive or negative. Through numerous cases and patient, detailed argumentation, the book helps readers understand that Correct and firm belief power can turn life around, enabling a person to miraculously escape the double poverty of material and spiritual lack, and achieve inner peace, strength, material sufficiency, and health in body and mind.